#577D40#577D40

#577D40 is a mid, moderate yellow-green. Relative luminance 0.171; OKLCH L 54.6% C 0.098 H 134.7°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#577D40
RGB	rgb(87, 125, 64)
HSL	hsl(97, 32%, 37%)
HSV	hsv(97, 49%, 49%)
CMYK	cmyk(30.4%, 0%, 48.8%, 51%)
CIE-LAB	lab(48.34, -25.18, 28.94)
CIE-LCH	lch(48.34, 38.36, 131.02°)
OKLab	oklab(54.6% -0.0693 0.07)
OKLCH	oklch(54.6% 0.098 134.7)
XYZ	xyz(12.1892, 17.0632, 7.5008)
Luminance	0.1706 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D40 #66407D

analogous

#767D40 #577D40 #407D48

triadic

#577D40 #40577D #7D4057

tetradic

#577D40 #40767D #66407D #7D4840

square

#577D40 #40767D #66407D #7D4840

split-complementary

#577D40 #48407D #7D4076

monochromatic

#1F2C17 #3B552B #577D40 #73A555 #94BC7C

Accessibility & contrast

On white

4.76

#577D40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#577D40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577D40

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D40	#FFFFFF	#000000	##FFFFFF
##577D40	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#81753B

Deuteranopia (green-blind)

#7C7244

Tritanopia (blue-blind)

#57796F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577d40;
/* rgb */ color: rgb(87, 125, 64);
/* oklch */ color: oklch(54.6% 0.098 134.7);

Tailwind

colors: {
  custom: {
    50: '#88a376',
    500: '#577d40',
    950: '#000000',
  },
}

SCSS

$custom: #577d40;
$custom-light: #88a376;
$custom-dark: #000000;

JSON

{
  "hex": "#577d40",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 64
  },
  "hsl": {
    "h": 97.377,
    "s": 32.275,
    "l": 37.059
  },
  "oklch": {
    "l": 0.54596,
    "c": 0.09849,
    "h": 134.7
  },
  "luminance": 0.17064
}

Semantic roles & 50–950 ramp

primary

#577D40

secondary

#9373A6

accent

#5FC8A1

background

#F8FAF7

surface

#F0F3ED

border

#CBCDC8

text

#0B0F08

muted

#7C7F7B

Preview Lab

Preview with #577D40

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →